| author | Eugen Sawin <sawine@me73.com> |
| Wed, 27 Apr 2011 14:14:07 +0200 | |
| changeset 30 | 95688249c40c |
| parent 26 | 84a998ac11c0 |
| child 31 | 744b427d1379 |
| permissions | -rwxr-xr-x |
| sawine@2 | 1 |
<html> |
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<head> |
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> |
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<title>Machine Alpha</title> |
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<style type="text/css"> |
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body {margin: 0px;}
|
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</style> |
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<script language="javascript" src="scripts/boot.js"></script> |
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<script id="fragment-shader" type="x-shader/x-fragment"> |
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#ifdef GL_ES |
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precision highp float; |
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#endif |
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|
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varying vec4 vColour; |
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varying vec3 vLightWeighting; |
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|
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void main(void) |
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{
|
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gl_FragColor = vec4(vColour.rgb * vLightWeighting, vColour.a); |
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} |
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</script> |
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|
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<script id="vertex-shader" type="x-shader/x-vertex"> |
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attribute vec3 aVertexPosition; |
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attribute vec3 aVertexNormal; |
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attribute vec4 aVertexColour; |
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|
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uniform mat4 uMVMatrix; |
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uniform mat4 uPMatrix; |
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uniform mat3 uNMatrix; |
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|
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uniform vec3 uAmbientColour; |
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uniform vec3 uLightingDirection; |
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uniform vec3 uDirectionalColour; |
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uniform vec3 uPointLightingLocation; |
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uniform vec3 uPointLightingColour; |
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|
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uniform bool uUseLighting; |
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|
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varying vec4 vColour; |
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varying vec3 vLightWeighting; |
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|
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void main(void) |
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{
|
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vec4 mvPosition = uMVMatrix * vec4(aVertexPosition, 1.0); |
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gl_Position = uPMatrix * mvPosition; |
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vColour = aVertexColour; |
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|
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if (!uUseLighting) |
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{
|
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vLightWeighting = vec3(1.0, 1.0, 1.0); |
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} |
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else |
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{
|
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//vec3 transformedNormal = uNMatrix * aVertexNormal; |
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//float directionalLightWeighting = max(dot(transformedNormal, uLightingDirection), 0.0); |
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//vLightWeighting = uAmbientColour + uDirectionalColour * directionalLightWeighting; |
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|
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vec3 lightDirection = normalize(uPointLightingLocation - mvPosition.xyz); |
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vec3 transformedNormal = uNMatrix * aVertexNormal; |
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float directionalLightWeighting = max(dot(transformedNormal, lightDirection), 0.0); |
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vLightWeighting = uAmbientColour + uPointLightingColour * directionalLightWeighting; |
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} |
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} |
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</script> |
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</head> |
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|
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<body onload="boot();"> |
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<canvas id="machine"> |
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Download a browser with WebGL support, like Chrome or Firefox. |
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</canvas> |
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</body> |
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|
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</html> |